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<div class="title">Reverse.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">// This file is part of Eigen, a lightweight C++ template library</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">// for linear algebra.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">// Copyright (C) 2006-2008 Benoit Jacob &lt;jacob.benoit.1@gmail.com&gt;</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">// Copyright (C) 2009 Ricard Marxer &lt;email@ricardmarxer.com&gt;</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">// Copyright (C) 2009-2010 Gael Guennebaud &lt;gael.guennebaud@inria.fr&gt;</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">// This Source Code Form is subject to the terms of the Mozilla</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">// Public License v. 2.0. If a copy of the MPL was not distributed</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160; </div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#ifndef EIGEN_REVERSE_H</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#define EIGEN_REVERSE_H</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160; </div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor">#include &quot;./InternalHeaderCheck.h&quot;</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160; </div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceEigen.html">Eigen</a> {</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160; </div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160; </div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> MatrixType, <span class="keywordtype">int</span> Direction&gt;</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="keyword">struct </span>traits&lt;Reverse&lt;MatrixType, Direction&gt; &gt;</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160; : traits&lt;MatrixType&gt;</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;{</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> MatrixType::Scalar Scalar;</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> traits&lt;MatrixType&gt;::StorageKind StorageKind;</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> traits&lt;MatrixType&gt;::XprKind XprKind;</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;  <span class="keyword">typedef</span> <span class="keyword">typename</span> ref_selector&lt;MatrixType&gt;::type MatrixTypeNested;</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;  <span class="keyword">typedef</span> std::remove_reference_t&lt;MatrixTypeNested&gt; MatrixTypeNested_;</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;  <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;    RowsAtCompileTime = MatrixType::RowsAtCompileTime,</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;    ColsAtCompileTime = MatrixType::ColsAtCompileTime,</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;    MaxRowsAtCompileTime = MatrixType::MaxRowsAtCompileTime,</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;    MaxColsAtCompileTime = MatrixType::MaxColsAtCompileTime,</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;    Flags = MatrixTypeNested_::Flags &amp; (<a class="code" href="group__flags.html#gae4f56c2a60bbe4bd2e44c5b19cbe8762">RowMajorBit</a> | <a class="code" href="group__flags.html#gae2c323957f20dfdc6cb8f44428eaec1a">LvalueBit</a>)</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;  };</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;};</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160; </div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> PacketType, <span class="keywordtype">bool</span> ReversePacket&gt; <span class="keyword">struct </span>reverse_packet_cond</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;{</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;  <span class="keyword">static</span> <span class="keyword">inline</span> PacketType run(<span class="keyword">const</span> PacketType&amp; x) { <span class="keywordflow">return</span> preverse(x); }</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;};</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160; </div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> PacketType&gt; <span class="keyword">struct </span>reverse_packet_cond&lt;PacketType,false&gt;</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;{</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;  <span class="keyword">static</span> <span class="keyword">inline</span> PacketType run(<span class="keyword">const</span> PacketType&amp; x) { <span class="keywordflow">return</span> x; }</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;};</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160; </div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;} <span class="comment">// end namespace internal</span></div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160; </div>
<div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="classEigen_1_1Reverse.html">   65</a></span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> MatrixType, <span class="keywordtype">int</span> Direction&gt; <span class="keyword">class </span><a class="code" href="classEigen_1_1Reverse.html">Reverse</a></div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;  : <span class="keyword">public</span> internal::dense_xpr_base&lt; Reverse&lt;MatrixType, Direction&gt; &gt;::type</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;{</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160; </div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::dense_xpr_base&lt;Reverse&gt;::type Base;</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;    EIGEN_DENSE_PUBLIC_INTERFACE(<a class="code" href="classEigen_1_1Reverse.html">Reverse</a>)</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    <span class="keyword">typedef</span> internal::remove_all_t&lt;MatrixType&gt; NestedExpression;</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    <span class="keyword">using</span> Base::IsRowMajor;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160; </div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;  <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    <span class="keyword">enum</span> {</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;      PacketSize = internal::packet_traits&lt;Scalar&gt;::size,</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;      IsColMajor = !IsRowMajor,</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;      ReverseRow = (Direction == <a class="code" href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7ae2efac6e74ecab5e3b0b1561c5ddf83e">Vertical</a>)   || (Direction == <a class="code" href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7a04fefd61992e941d509a57bc44c59794">BothDirections</a>),</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;      ReverseCol = (Direction == <a class="code" href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7a961c62410157b64033839488f4d7f7e4">Horizontal</a>) || (Direction == <a class="code" href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7a04fefd61992e941d509a57bc44c59794">BothDirections</a>),</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;      OffsetRow  = ReverseRow &amp;&amp; IsColMajor ? PacketSize : 1,</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;      OffsetCol  = ReverseCol &amp;&amp; IsRowMajor ? PacketSize : 1,</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;      ReversePacket = (Direction == <a class="code" href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7a04fefd61992e941d509a57bc44c59794">BothDirections</a>)</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;                    || ((Direction == <a class="code" href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7ae2efac6e74ecab5e3b0b1561c5ddf83e">Vertical</a>)   &amp;&amp; IsColMajor)</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;                    || ((Direction == <a class="code" href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7a961c62410157b64033839488f4d7f7e4">Horizontal</a>) &amp;&amp; IsRowMajor)</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    };</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <span class="keyword">typedef</span> internal::reverse_packet_cond&lt;PacketScalar,ReversePacket&gt; reverse_packet;</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160; </div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    EIGEN_DEVICE_FUNC <span class="keyword">explicit</span> <span class="keyword">inline</span> <a class="code" href="classEigen_1_1Reverse.html">Reverse</a>(<span class="keyword">const</span> MatrixType&amp; matrix) : m_matrix(matrix) { }</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160; </div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    EIGEN_INHERIT_ASSIGNMENT_OPERATORS(<a class="code" href="classEigen_1_1Reverse.html">Reverse</a>)</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160; </div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;    <span class="keyword">inline</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> rows() <span class="keyword">const</span> EIGEN_NOEXCEPT { <span class="keywordflow">return</span> m_matrix.rows(); }</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;    EIGEN_DEVICE_FUNC EIGEN_CONSTEXPR</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    <span class="keyword">inline</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> cols() <span class="keyword">const</span> EIGEN_NOEXCEPT { <span class="keywordflow">return</span> m_matrix.cols(); }</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160; </div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;    EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> innerStride()<span class="keyword"> const</span></div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;      <span class="keywordflow">return</span> -m_matrix.innerStride();</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;    }</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160; </div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;    EIGEN_DEVICE_FUNC <span class="keyword">const</span> internal::remove_all_t&lt;typename MatrixType::Nested&gt;&amp;</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;    nestedExpression()<span class="keyword"> const</span></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="keyword">    </span>{</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;      <span class="keywordflow">return</span> m_matrix;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;    }</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160; </div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;  <span class="keyword">protected</span>:</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    <span class="keyword">typename</span> MatrixType::Nested m_matrix;</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;};</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160; </div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Derived&gt;</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keyword">typename</span> <a class="code" href="classEigen_1_1Reverse.html">DenseBase&lt;Derived&gt;::ReverseReturnType</a></div>
<div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="classEigen_1_1DenseBase.html#a38ea394036d8b096abf322469c80198f">  122</a></span>&#160;<a class="code" href="classEigen_1_1DenseBase.html#a38ea394036d8b096abf322469c80198f">DenseBase&lt;Derived&gt;::reverse</a>()</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;{</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;  <span class="keywordflow">return</span> <a class="code" href="classEigen_1_1Reverse.html">ReverseReturnType</a>(derived());</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;}</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160; </div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160; </div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;<span class="comment">//reverse const overload moved DenseBase.h due to a CUDA compiler bug</span></div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160; </div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> Derived&gt;</div>
<div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="classEigen_1_1DenseBase.html#adb8045155ea45f7961fc2a5170e1d921">  143</a></span>&#160;EIGEN_DEVICE_FUNC <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classEigen_1_1DenseBase.html#adb8045155ea45f7961fc2a5170e1d921">DenseBase&lt;Derived&gt;::reverseInPlace</a>()</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;{</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;  <span class="keywordflow">if</span>(cols()&gt;rows())</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;  {</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;    <a class="code" href="structEigen_1_1EigenBase.html#a554f30542cc2316add4b1ea0a492ff02">Index</a> half = cols()/2;</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;    leftCols(half).swap(rightCols(half).reverse());</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;    <span class="keywordflow">if</span>((cols()%2)==1)</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;    {</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;      <a class="code" href="structEigen_1_1EigenBase.html#a554f30542cc2316add4b1ea0a492ff02">Index</a> half2 = rows()/2;</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;      col(half).head(half2).swap(col(half).tail(half2).reverse());</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;    }</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;  }</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;  {</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;    <a class="code" href="structEigen_1_1EigenBase.html#a554f30542cc2316add4b1ea0a492ff02">Index</a> half = rows()/2;</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;    topRows(half).swap(bottomRows(half).reverse());</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;    <span class="keywordflow">if</span>((rows()%2)==1)</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;    {</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;      <a class="code" href="structEigen_1_1EigenBase.html#a554f30542cc2316add4b1ea0a492ff02">Index</a> half2 = cols()/2;</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;      row(half).head(half2).swap(row(half).tail(half2).reverse());</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;    }</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;  }</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;}</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160; </div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;<span class="keyword">namespace </span>internal {</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160; </div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">int</span> Direction&gt;</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;<span class="keyword">struct </span>vectorwise_reverse_inplace_impl;</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160; </div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;<span class="keyword">template</span>&lt;&gt;</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;<span class="keyword">struct </span>vectorwise_reverse_inplace_impl&lt;<a class="code" href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7ae2efac6e74ecab5e3b0b1561c5ddf83e">Vertical</a>&gt;</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;{</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;  <span class="keyword">template</span>&lt;<span class="keyword">typename</span> ExpressionType&gt;</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> run(ExpressionType &amp;xpr)</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;  {</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;    constexpr <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> HalfAtCompileTime = ExpressionType::RowsAtCompileTime==<a class="code" href="namespaceEigen.html#ad81fa7195215a0ce30017dfac309f0b2">Dynamic</a>?<a class="code" href="namespaceEigen.html#ad81fa7195215a0ce30017dfac309f0b2">Dynamic</a>:ExpressionType::RowsAtCompileTime/2;</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;    <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> half = xpr.rows()/2;</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;    xpr.template topRows&lt;HalfAtCompileTime&gt;(half)</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;       .swap(xpr.template bottomRows&lt;HalfAtCompileTime&gt;(half).colwise().reverse());</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;  }</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;};</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160; </div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;<span class="keyword">template</span>&lt;&gt;</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<span class="keyword">struct </span>vectorwise_reverse_inplace_impl&lt;<a class="code" href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7a961c62410157b64033839488f4d7f7e4">Horizontal</a>&gt;</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;{</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;  <span class="keyword">template</span>&lt;<span class="keyword">typename</span> ExpressionType&gt;</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> run(ExpressionType &amp;xpr)</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;  {</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;    constexpr <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> HalfAtCompileTime = ExpressionType::ColsAtCompileTime==<a class="code" href="namespaceEigen.html#ad81fa7195215a0ce30017dfac309f0b2">Dynamic</a>?<a class="code" href="namespaceEigen.html#ad81fa7195215a0ce30017dfac309f0b2">Dynamic</a>:ExpressionType::ColsAtCompileTime/2;</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;    <a class="code" href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Index</a> half = xpr.cols()/2;</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;    xpr.template leftCols&lt;HalfAtCompileTime&gt;(half)</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;       .swap(xpr.template rightCols&lt;HalfAtCompileTime&gt;(half).rowwise().reverse());</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;  }</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;};</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160; </div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;} <span class="comment">// end namespace internal</span></div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160; </div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">typename</span> ExpressionType, <span class="keywordtype">int</span> Direction&gt;</div>
<div class="line"><a name="l00212"></a><span class="lineno"><a class="line" href="classEigen_1_1VectorwiseOp.html#ab9dd7c273eb2ba8defaab2d55156936b">  212</a></span>&#160;EIGEN_DEVICE_FUNC <span class="keywordtype">void</span> <a class="code" href="classEigen_1_1VectorwiseOp.html#ab9dd7c273eb2ba8defaab2d55156936b">VectorwiseOp&lt;ExpressionType,Direction&gt;::reverseInPlace</a>()</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;{</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;  internal::vectorwise_reverse_inplace_impl&lt;Direction&gt;::run(m_matrix);</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;}</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160; </div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;} <span class="comment">// end namespace Eigen</span></div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160; </div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;<span class="preprocessor">#endif </span><span class="comment">// EIGEN_REVERSE_H</span></div>
<div class="ttc" id="aclassEigen_1_1DenseBase_html_a38ea394036d8b096abf322469c80198f"><div class="ttname"><a href="classEigen_1_1DenseBase.html#a38ea394036d8b096abf322469c80198f">Eigen::DenseBase::reverse</a></div><div class="ttdeci">ReverseReturnType reverse()</div><div class="ttdef"><b>Definition:</b> Reverse.h:122</div></div>
<div class="ttc" id="aclassEigen_1_1DenseBase_html_adb8045155ea45f7961fc2a5170e1d921"><div class="ttname"><a href="classEigen_1_1DenseBase.html#adb8045155ea45f7961fc2a5170e1d921">Eigen::DenseBase::reverseInPlace</a></div><div class="ttdeci">void reverseInPlace()</div><div class="ttdef"><b>Definition:</b> Reverse.h:143</div></div>
<div class="ttc" id="aclassEigen_1_1Reverse_html"><div class="ttname"><a href="classEigen_1_1Reverse.html">Eigen::Reverse</a></div><div class="ttdoc">Expression of the reverse of a vector or matrix.</div><div class="ttdef"><b>Definition:</b> Reverse.h:67</div></div>
<div class="ttc" id="aclassEigen_1_1VectorwiseOp_html_ab9dd7c273eb2ba8defaab2d55156936b"><div class="ttname"><a href="classEigen_1_1VectorwiseOp.html#ab9dd7c273eb2ba8defaab2d55156936b">Eigen::VectorwiseOp::reverseInPlace</a></div><div class="ttdeci">void reverseInPlace()</div><div class="ttdef"><b>Definition:</b> Reverse.h:212</div></div>
<div class="ttc" id="agroup__enums_html_ggad49a7b3738e273eb00932271b36127f7a04fefd61992e941d509a57bc44c59794"><div class="ttname"><a href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7a04fefd61992e941d509a57bc44c59794">Eigen::BothDirections</a></div><div class="ttdeci">@ BothDirections</div><div class="ttdef"><b>Definition:</b> Constants.h:272</div></div>
<div class="ttc" id="agroup__enums_html_ggad49a7b3738e273eb00932271b36127f7a961c62410157b64033839488f4d7f7e4"><div class="ttname"><a href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7a961c62410157b64033839488f4d7f7e4">Eigen::Horizontal</a></div><div class="ttdeci">@ Horizontal</div><div class="ttdef"><b>Definition:</b> Constants.h:269</div></div>
<div class="ttc" id="agroup__enums_html_ggad49a7b3738e273eb00932271b36127f7ae2efac6e74ecab5e3b0b1561c5ddf83e"><div class="ttname"><a href="group__enums.html#ggad49a7b3738e273eb00932271b36127f7ae2efac6e74ecab5e3b0b1561c5ddf83e">Eigen::Vertical</a></div><div class="ttdeci">@ Vertical</div><div class="ttdef"><b>Definition:</b> Constants.h:266</div></div>
<div class="ttc" id="agroup__flags_html_gae2c323957f20dfdc6cb8f44428eaec1a"><div class="ttname"><a href="group__flags.html#gae2c323957f20dfdc6cb8f44428eaec1a">Eigen::LvalueBit</a></div><div class="ttdeci">const unsigned int LvalueBit</div><div class="ttdef"><b>Definition:</b> Constants.h:146</div></div>
<div class="ttc" id="agroup__flags_html_gae4f56c2a60bbe4bd2e44c5b19cbe8762"><div class="ttname"><a href="group__flags.html#gae4f56c2a60bbe4bd2e44c5b19cbe8762">Eigen::RowMajorBit</a></div><div class="ttdeci">const unsigned int RowMajorBit</div><div class="ttdef"><b>Definition:</b> Constants.h:68</div></div>
<div class="ttc" id="anamespaceEigen_html"><div class="ttname"><a href="namespaceEigen.html">Eigen</a></div><div class="ttdoc">Namespace containing all symbols from the Eigen library.</div><div class="ttdef"><b>Definition:</b> Core:139</div></div>
<div class="ttc" id="anamespaceEigen_html_a62e77e0933482dafde8fe197d9a2cfde"><div class="ttname"><a href="namespaceEigen.html#a62e77e0933482dafde8fe197d9a2cfde">Eigen::Index</a></div><div class="ttdeci">EIGEN_DEFAULT_DENSE_INDEX_TYPE Index</div><div class="ttdoc">The Index type as used for the API.</div><div class="ttdef"><b>Definition:</b> Meta.h:59</div></div>
<div class="ttc" id="anamespaceEigen_html_ad81fa7195215a0ce30017dfac309f0b2"><div class="ttname"><a href="namespaceEigen.html#ad81fa7195215a0ce30017dfac309f0b2">Eigen::Dynamic</a></div><div class="ttdeci">const int Dynamic</div><div class="ttdef"><b>Definition:</b> Constants.h:24</div></div>
<div class="ttc" id="astructEigen_1_1EigenBase_html_a554f30542cc2316add4b1ea0a492ff02"><div class="ttname"><a href="structEigen_1_1EigenBase.html#a554f30542cc2316add4b1ea0a492ff02">Eigen::EigenBase::Index</a></div><div class="ttdeci">Eigen::Index Index</div><div class="ttdoc">The interface type of indices.</div><div class="ttdef"><b>Definition:</b> EigenBase.h:41</div></div>
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